GB1454530A - Control systems for use in mineral mining installations - Google Patents

Control systems for use in mineral mining installations

Info

Publication number
GB1454530A
GB1454530A GB5514573A GB5514573A GB1454530A GB 1454530 A GB1454530 A GB 1454530A GB 5514573 A GB5514573 A GB 5514573A GB 5514573 A GB5514573 A GB 5514573A GB 1454530 A GB1454530 A GB 1454530A
Authority
GB
United Kingdom
Prior art keywords
chamber
valve
rams
fluid
line
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB5514573A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of GB1454530A publication Critical patent/GB1454530A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08—Guiding the machine
    • E21C35/12—Guiding the machine along a conveyor for the cut material
    • E21C35/14—Equipment for pressing the conveyor towards the working face
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • E21D23/26—Hydraulic or pneumatic control
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
    • E21F13/086—Armoured conveyors shifting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Conveyors (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GB5514573A 1972-11-29 1973-11-28 Control systems for use in mineral mining installations Expired GB1454530A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722258423 DE2258423C3 (de) 1972-11-29 1972-11-29 Einrichtung zum Rücken der Führung einer Gewinnungsmaschine o.dgl. für Bergbau-Gewinnungsbetriebe, mit dosierter Beaufschlagung der Rückzylinder

Publications (1)

Publication Number Publication Date
GB1454530A true GB1454530A (en) 1976-11-03

Family

ID=5863023

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5514573A Expired GB1454530A (en) 1972-11-29 1973-11-28 Control systems for use in mineral mining installations

Country Status (7)

Country Link
BE (1) BE801901A (cs)
CS (1) CS237305B2 (cs)
DE (1) DE2258423C3 (cs)
FR (1) FR2208045B1 (cs)
GB (1) GB1454530A (cs)
PL (1) PL91238B1 (cs)
SU (1) SU730314A3 (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2606394C2 (de) * 1976-02-18 1984-12-20 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hobelandrucksteuerung für eine Bergbau-Gewinnungsanlage
DE3110220A1 (de) * 1981-03-17 1982-10-07 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische, insbesondere elektro-hydraulische ausbausteuerung fuer untertaegige gewinnungsbetriebe

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1160451A (en) 1966-02-22 1969-08-06 Coal Industry Patents Ltd Fixed Increment Advance of Face Conveyors
DE1483957C3 (de) 1966-06-18 1978-12-14 Gewerkschaft Eisenhuette Westfalia, 4628 Altluenen Rückeinrichtung für einen Strebförderer oder eine Führungsschiene mit daran geführter Gewinnungsmaschine
DE2008287A1 (de) 1970-02-23 1971-09-09 Maschinenfabrik Gluckauf Günther Klerner, 4650 Gelsenkirchen Ruckeinrichtung einschließlich Steuerung fur eine Kohlenhobelfuhrung

Also Published As

Publication number Publication date
CS386073A2 (en) 1984-12-14
BE801901A (fr) 1973-11-05
DE2258423C3 (de) 1980-11-13
DE2258423A1 (de) 1974-05-30
FR2208045A1 (cs) 1974-06-21
DE2258423B2 (de) 1980-03-27
SU730314A3 (ru) 1980-04-25
FR2208045B1 (cs) 1977-02-11
CS237305B2 (en) 1985-07-16
PL91238B1 (cs) 1977-02-28

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee